The term 'Educated Show-Off' can be summarized as a person who is knowledgeable and has a tendency to flaunt their knowledge. The crossword solution for this term is 'PEDANT', which is defined as someone who is excessively concerned with minor details and rules, or who is overly concerned with displaying academic knowledge. This term is often used in a negative context, as it implies that the person is more focused on showing off their knowledge than actually using it.